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The interaction equation for checking the bolts for combined shear and tension is
  • a)
    Vb/Vdb+Tb/Tdb = ≤1
  • b)
    Vb/Vdb+Tb/Tdb = ≤1.4
  • c)
    (Vsb/Vdb)2+(Tb/Tdb)2 ≤1
  • d)
    (Vsb/Vdb)2+(Tb/Tdb)2 ≤1.4
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
The interaction equation for checking the bolts for combined shear an...
Interaction Equation as per Limit State Method (IS:800-2007) is given by: (Vsb/Vdb)2+(Tb/Tdb)2 ≤1
Where
Vsb = applied factored shear at design load
Vdsb = design shear strength
Tb = externally applied factored tension at design load
Tdb = design tensile strength
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Most Upvoted Answer
The interaction equation for checking the bolts for combined shear an...
Interaction Equation for Checking Bolts for Combined Shear and Tension

The correct answer is option 'C': (Vsb/Vdb)2 (Tb/Tdb)2 ≤1.

Explanation:
When a bolt is subjected to both shear and tension forces, it is necessary to check if the bolt can withstand these combined loads. This is done using the interaction equation, which ensures that the bolt is not overloaded and can safely carry the applied loads.

The interaction equation compares the ratio of the actual shear force (Vsb) and the design shear force (Vdb) with the ratio of the actual tension force (Tb) and the design tension force (Tdb). The equation states that the square of the shear force ratio multiplied by the square of the tension force ratio should be less than or equal to 1.

Key Points:
- Interaction equation: (Vsb/Vdb)2 (Tb/Tdb)2 ≤1
- Vsb: Actual shear force on the bolt
- Vdb: Design shear force for the bolt
- Tb: Actual tension force on the bolt
- Tdb: Design tension force for the bolt

Reasoning:
The interaction equation ensures that both shear and tension forces are considered simultaneously, as they can affect the capacity of the bolt differently. The equation accounts for the fact that the bolt may fail due to either excessive shear or excessive tension.

By squaring both the shear force ratio and the tension force ratio, the equation takes into account the combined effect of these forces. If the product of these squared ratios is greater than 1, it indicates that the bolt is overloaded and may fail.

Therefore, option 'C' is the correct answer as it represents the interaction equation for checking bolts for combined shear and tension forces.
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The interaction equation for checking the bolts for combined shear and tension isa)Vb/Vdb+Tb/Tdb = ≤1b)Vb/Vdb+Tb/Tdb = ≤1.4c)(Vsb/Vdb)2+(Tb/Tdb)2 ≤1d)(Vsb/Vdb)2+(Tb/Tdb)2 ≤1.4Correct answer is option 'C'. Can you explain this answer?
Question Description
The interaction equation for checking the bolts for combined shear and tension isa)Vb/Vdb+Tb/Tdb = ≤1b)Vb/Vdb+Tb/Tdb = ≤1.4c)(Vsb/Vdb)2+(Tb/Tdb)2 ≤1d)(Vsb/Vdb)2+(Tb/Tdb)2 ≤1.4Correct answer is option 'C'. Can you explain this answer? for Railways 2024 is part of Railways preparation. The Question and answers have been prepared according to the Railways exam syllabus. Information about The interaction equation for checking the bolts for combined shear and tension isa)Vb/Vdb+Tb/Tdb = ≤1b)Vb/Vdb+Tb/Tdb = ≤1.4c)(Vsb/Vdb)2+(Tb/Tdb)2 ≤1d)(Vsb/Vdb)2+(Tb/Tdb)2 ≤1.4Correct answer is option 'C'. Can you explain this answer? covers all topics & solutions for Railways 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The interaction equation for checking the bolts for combined shear and tension isa)Vb/Vdb+Tb/Tdb = ≤1b)Vb/Vdb+Tb/Tdb = ≤1.4c)(Vsb/Vdb)2+(Tb/Tdb)2 ≤1d)(Vsb/Vdb)2+(Tb/Tdb)2 ≤1.4Correct answer is option 'C'. Can you explain this answer?.
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